"The River of Five Colors," Caño Cristales River, Meta, Colombia (Photography by Mario Carvajal)

I've been on top of this rock! La Piedra Del Peñol, Spanish for "The Rock of Guatapé", also known as El Peñol Stone or simply as La Piedra is a massive rock located in the town and municipality of Guatapé, in Antioquia, Colombia.